const union value *uvv = case_data (c, mr->varname);
int w = var_get_width (mr->varname);
- struct fmt_spec fmt = {FMT_A, 0, 0};
+ struct fmt_spec fmt = { .type = FMT_A };
fmt.w = w;
char *vname = data_out (uvv, enc, &fmt, settings_get_fmt_settings ());
struct substring the_name = ss_cstr (vname);